Description
Apache Shiro before 1.9.1, A RegexRequestMatcher can be misconfigured to be bypassed on some servlet containers. Applications using RegExPatternMatcher with `.` in the regular expression are possibly vulnerable to an authorization bypass.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apache Software Foundation | Apache Shiro | Before 1.9.1 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | shiro | No fix yet | — |
| Debian 13 | shiro | No fix yet | — |
| Debian 12 | shiro | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | shiro | No fix yet | — |
| Ubuntu 26.04 LTS | shiro | No fix yet | — |
| Ubuntu 25.10 | shiro | No fix yet | — |
| Ubuntu 22.04 LTS | shiro | No fix yet | — |
| Ubuntu 20.04 LTS | shiro | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 24.04 LTS | shiro | No fix yet | — |
| Ubuntu Pro 18.04 LTS | shiro | No fix yet | — |
| Ubuntu Pro 16.04 LTS | shiro | No fix yet | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 2 repositories
-
Lay0us/CVE-2022-32532 ★ 13 · Jun 29, 2022
Apache Shiro CVE-2022-32532
-
my0113/shiro-cve-2022-32532 ★ 0 · Aug 21, 2025
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.apache.shiro:shiro-core | < 1.9.1 | 1.9.1 | GHSA-4cf5-xmhp-3xj7 |